#
# data = {
#     'zs': '123',
#     'l4': 'a1'
# }
# name = input('请输入你的用户名：')
# paword = input('请输入你的密码:')
#
# if name != '':
#     if name in data.keys():
#         if paword == '':
#             print('密码不能为空')
#         elif paword == data[name]:
#             print('登录成功')
#         else:
#             print('密码错误')
#     else:
#         print('用户名不存在')
# else:
#     print('用户名不能为空')


uaername = input('Enter username')
password = input('Enter password')
if uaername == "admin" and password == "123":
    print('登录成功')
else:
    print('登录失败')
